Test Catalog Search Home Test Catalog Search Testing Choices: From the standard to the extraordinary × Search Clear Filter by: Clear all Method(s) Gas Chromatography (GC) (6) (-) High Performance Liquid Chromatography/ Tandem Mass Spectrometry (LC-MS/MS) (78) Sample Type Blood (29) Fluid (3) Serum or Plasma (32) Tissue (2) Urine (12) Test Area Drugs of Abuse (3) Impairment (1) Postmortem (3) (-) Therapeutics (78) Test Category Antiarrhythmics (3) Antihypertensives (60) Diuretics (10) Vasodilators (5) Test Sub-Category Alpha-2 Adrenergic Agonists (6) Alpha-2 Adrenergic Antagonists (3) Alpha Blockers (6) Beta Blockers (28) Calcium Channel Blockers (7) Diuretics (13) Other (13) Thiazides (2) Your search has returned no tests.